Re: boot from raidz

On Mon 07/09/09 13:40 , Bernhard Schmidt  wrote:
 Am 07.09.2009 um 11:13 schrieb Oliver Fakler:
 >
 > BODY { font-family:Arial, Helvetica, sans-serif;font-size:12px; }
 >
 > On Mon 07/09/09 10:07 , Bernhard Schmidt   
 > wrote:
 >
 >
 > Am 06.09.2009 um 21:45 schrieb Oliver Fakler:
 >
 > >
 > >
 > > Hi all,
 > >
 > > i installed a 8.0 beta 3 amd64 based testsystem.
 > >
 > > i tried with a root on a raidz, but i have a problem after the
first
 > > reboot, there is a error message:
 > >
 > > can't load kernel
 > > I found something that boot root from raidz is not supported,
but
 > > maybe there is a solution??
 > > Hope some can help me
 >
 >
 > There are patches from Doug Rabson which add support for booting
from
 > raidz/raidz2.
 >
 >
http://lists.freebsd.org/pipermail/freebsd-fs/2008-December/005498.html
[2]"
target="_blank">http://lists.freebsd.org/pipermail/freebsd-fs/2008-December/005498.html

 > "
target="_blank">http://lists.freebsd.org/pipermail/freebsd-fs/2008-December/005498.html
[3]"
target="_blank">http://lists.freebsd.org/pipermail/freebsd-fs/2008-December/005498.html
 Seems that patch made it already into the tree (r192194).
 >
 >
 > I tried it, but after a make obj && make depend the make failed
with  
 > different errors like undeclared and has no member named.
 >
 > I used patch raidzboot-14052009.diff started patching from
/usr/src/ 
 > sys/ , i'm not sure if this was the right way.
 >
 > I'm also not sure if the way of installation was the right one,  
 > here's the way i go:
 >
 >
 > gpart create -s GPT da0
 > gpart add -b 34 -s 128 -t freebsd-boot da0
 > gpart add -b 162 -s 5242880 -t freebsd-swap da0
 > gpart add -b 5243042 -s 11534141 -t freebsd-zfs da0
 > gpart bootcode -b /mnt2/boot/pmbr -p /mnt2/boot/gptzfsboot -i 1
da0
 > gpart bootcode -b /mnt2/boot/pmbr -p /mnt2/boot/gptzfsboot -i 1
da1
 > gpart bootcode -b /mnt2/boot/pmbr -p /mnt2/boot/gptzfsboot -i 1
da2
 >
 Can you try zfsboot instead of gptzfsboot?

http://unix.derkeiler.com/Mailing-Lists/FreeBSD/stable/2009-05/msg00689.html
[4]"
target="_blank">http://unix.derkeiler.com/Mailing-Lists/FreeBSD/stable/2009-05/msg00689.html

   at the end of the mail.
 >
 >
 > kldload /mnt2/boot/kernel/opensolaris.ko
 > kldload /mnt2/boot/kernel/zfs.ko
 >
 > zpool create tank raidz da0p3 da1p1 d2p1
 >
 > zfs create tank/tmp
 > zfs create tank/usr
 > zfs create tank/var
 >
 > cd /dist/8.0-BETA3/base
 > export DESTDIR=/tank
 > ./install.sh
 > You are about to extract the base distribution into /tank - are
you  
 > SURE
 > you want to do this over your installed system (y/n)? y
 > cd ../kernels
 > ./install.sh generic
 > cd /tank/boot
 > cp -Rp GENERIC/* kernel/
 >
 > cd /dist/8.0-BETA3/src
 > ./install.sh all
 > Extracting sources into /usr/src...
 >   Extracting source component: base
 >   Extracting source component: bin
 >   Extracting source component: cddl
 >   Extracting source component: contrib
 >   Extracting source component: crypto
 >   Extracting source component: etc
 >   Extracting source component: games
 >   Extracting source component: gnu
 >   Extracting source component: include
 >   Extracting source component: krb5
 >   Extracting source component: lib
 >   Extracting source component: libexec
 >   Extracting source component: release
 >   Extracting source component: rescue
 >   Extracting source component: sbin
 >   Extracting source component: secure
 >   Extracting source component: share
 >   Extracting source component: sys
 >   Extracting source component: tools
 >   Extracting source component: ubin
 >   Extracting source component: usbin
 > Done extracting sources.
 > Done extracting sources.
 > cd ../manpages
 > ./install.sh
 >
 > echo 'zfs_enable="YES"' > /tank/etc/rc.conf
 > echo 'LOADER_ZFS_SUPPORT="YES"' > /tank/etc/src.conf
 > echo 'zfs_load="YES"' > /tank/boot/loader.conf
 > echo 'vfs.root.mountfrom="zfs:tank"' >> /tank/boot/loader.conf
 > echo ´/dev/da0p2 none swap sw 0 0´>> /tank/etc/fstab
 >
 > mkdir /boot/zfs
 > zpool export tank && zpool import tank
 > cp /boot/zfs/zpool.cache /tank/boot/zfs/
 >
 > chroot /tank
 > mount -t devfs devfs /dev
 > unset DESTDIR
 > cd /usr/src/sys/boot/
 > make obj
 > make depend
 > make
 > cd i386/loader
 > make install
 > umount /dev
 > touch /etc/fstab
 > exit
 >
 > export LD_LIBRARY_PATH=/mnt2/lib
 > zfs set mountpoint=legacy tank
 > zfs set mountpoint=/tmp tank/tmp
 > zfs set mountpoint=/var tank/var
 > zfs set mountpoint=/usr tank/usr
 > zpool set bootfs=tank tank
 >
 Seems correct at first glance.
 --
 Bernhard
	testet with zfsboot instead of gptzfsboot but it was not successfull
:-(

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